In 2017, Zenith blazed the trail towards watchmaking’s future with the revolutionary Defy El Primero 21, the only high-frequency automatic chronograph designed to measure hundredths of a second. This year, DEFY appears as a full-fledged collection featuring several degrees of mechanical complexity ranging from three-hand to Grand Complication models.
![](https://pressroom.zenith-watches.com/app/uploads/2018/03/zero-g.jpg)